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    <title>Pledge Assumptions</title>
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    <th>Pledge</th>
    
    <th>Assumptions</th>
   
    <th>References</th>
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    <td>I will switch off the tap when brushing my teeth.</td>
   
    <td>Average person brushes their teeth twice a day.<br />
      8.5 litres water are saved when you turn the tap off (1)<br />
      1 litre cold water creates 0.000747kg CO2 (2)<br />
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<td>(1) http://www.savewatersavemoney.co.uk/static/water-saving-tips<br />
  (2) Amee database</td>
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        <td>I will walk or cycle to school/work/shops instead of going in the car</td>
        
        <td>3km from home to destination, round trip is 6km.<br />
          Journey is done once a day, 5 days a week.<br />
          Medium petrol car emits 0.188kg CO2 per km (3)<br />
        38 weeks in a school year (4)</td>
       
      <td>(3) Amee database<br />
      (4) http://www.norfolk.gov.uk/consumption/idcplg?IdcService=SS_GET_PAGE&amp;nodeId=3175</td>
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        <td>I will turn my computer off instead of leaving it on standby.
</td>
        
        <td>School pupil spends 7.5 hours per week on computer at home therefore 160.5 hours week it is on standby (5)<br />
         Dell desktop emits 0.013kw per hour in standby (6)</td>
     
        <td>(5) http://www.dcsf.gov.uk/research/data/uploadfiles/ACF2AB1.pdf<br />
         (6) Amee database</td>
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        <td>I will draught proof my house.</td>
        
        <td></td>
       
        <td>http://www.energysavingtrust.org.uk/Home-improvements/Home-insulation-glazing/Draught-proofing</td>
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        <td>I will use a compost bin at home.</td>
       
        <td>200kg waste per household is diverted from landfil by composting per year (7)<br />
          Assume 4 people per household.<br />
        CO2 from food waste to landfill is 2686kg per tonne and to compost is 2463kg per tonne (8)</td>
       
  <td>(7) http://www.blackwall.co.uk/info/<br />
    (8) DEFRA carbon conversions 2008</td>
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